Take the old plugs and look at them. Choose the one from the cylinder that was firing. If you do not know which is which, or If they look the same, either, and put it near one of the plugs in the engine. Pull off the spark plug wire and put it on the old plug. Use a bit of tape to make sure the threads are touching metal. Crank the engine (trying to start it) while watching for spark across he plug gap. If it starts you now know which cylinder is operating. If that plug sparks, you know the cylinder is getting spark. If it is not getting spark. the ignition system needs to be inspected. Getting a service manual, or watching youtube can assist in fixing it. If spark, a compression check is needed, Again Youtube doing a compression check. If the compression is below 75 pounds, that cylinder has problems. If no compression, the engine will need analysis to figure the defect or wear point causing the issue. It could be from a blown head gasket, to a hole in that piston. At some point a cost benefit analysis will result in either having it rebuilt, or a new engine put in it. Harbor freight might have an imported engine that would fit!!..Jim
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Today's Featured Article - Usin Your Implements: Bucket Loader - by Curtis Von Fange. Introduction: Dad was raised during the depression years of the thirties. As a kid he worked part time on a farm in Kansas doing many of the manual chores. Some of the more successful farmers of that day had a new time saving device called a tractor. It increased the farm productivity and, in general, made life easier because more work could be done with this 'mechanical beast'. My dad dreamed that some day he would have his own tractor with every implement he could get. When he rea
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